Heat Advisory: Vilas; Oneida; Forest; Florence; Northern Marinette County; Lincoln; Langlade; Menominee; Northern Oconto County; Door; Marathon; Shawano; Wood; Portage; Waupaca; Outagamie; Brown; Kewaunee; Waushara; Winnebago; Calumet; Manitowoc; Southern Marinette County; Southern Oconto County

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Heat Advisory — Vilas; Oneida; Forest; Florence; Northern Marinette County; Lincoln; Langlade; Menominee; Northern Oconto County; Door; Marathon; Shawano; Wood; Portage; Waupaca; Outagamie; Brown; Kewaunee; Waushara; Winnebago; Calumet; Manitowoc; Southern Marinette County; Southern Oconto County Severity: Moderate. Certainty: Likely. * WHAT...Heat index values of 95 to 105 expected. Highest heat index values in far northeast Wisconsin. Overnight heat indices will drop to 70 to 75 degrees, which will still be hazardous for anyone without shelter after the heat in the afternoon. * WHERE...Portions of central, east central, north central, and northeast Wisconsin. * WHEN...From 11 AM this morning to 9 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.